1. What is the correct way to denote twenty-five degrees Celsius?

2. SI units were invented by the _______.

3. SI units form the basis of the _______ system of measurement.

4. Which is the SI base unit for measuring luminous intensity?

5. Which of the following is the current definition of a meter?

6. Which common measurement is not typically measured using SI or SI-derived units?

7. A distance of 3 x 10^-21 meters is 30 _____ meters.

8. Which is the symbol for the SI unit of time?

9. Which of the following is an SI base unit related to electricity (the others are derived units)?

10. Which of the following is the SI-derived unit for large masses?